22084 - Museum Grade Trident 2.57 Inch Walliserops trifurcatus Middle Devonian Trilobite Rainbow quartz Nice specimen of this lower

Nice specimen of this lower Devonian trilobite species

Impressive association with 3 specimens of the genus Selenopeltis

Troilite not surrounded by schreibersite

Halisaurus and prognatodon

206 (linearized

22084 - Museum Grade Trident 2.57 Inch Walliserops trifurcatus Middle Devonian Trilobite Rainbow quartz Nice specimen of this lowerImpressive specimen, prepared in an exceptional way. This trilobite with his forked trident has been prepared as partial free standing along with tens of spines. This type of preparation requires meticulous work of tens of hours. Of course, many of the spines during the preparation process have been fractured and glued again, with slight restorations in the fracture zones. A preparation like this without small restorations is impossible. It is an